الإتاحة: https://doi.org/10.1016/j.jhsa.2021.05.005Testhttps://api.elsevier.com/content/article/PII:S036350232100280X?httpAccept=text/xmlTesthttps://api.elsevier.com/content/article/PII:S036350232100280X?httpAccept=text/plainTest
الوصول الحر: https://lup.lub.lu.se/record/ca9a6938-a063-483c-b128-a1586c751e95Testhttp://dx.doi.org/10.1016/j.ocarto.2021.100146Test
الوصول الحر: https://escholarship.org/uc/item/49w7j4fmTest
الوصول الحر: https://escholarship.org/uc/item/1qj887fmTest
الوصول الحر: https://escholarship.org/uc/item/3wr1c681Test